[INFO] crate tantivy-cli 0.7.0 is already in cache
[INFO] extracting crate tantivy-cli 0.7.0 into work/ex/clippy-test-run/sources/stable/reg/tantivy-cli/0.7.0
[INFO] extracting crate tantivy-cli 0.7.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tantivy-cli/0.7.0
[INFO] validating manifest of tantivy-cli-0.7.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tantivy-cli-0.7.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tantivy-cli-0.7.0
[INFO] finished frobbing tantivy-cli-0.7.0
[INFO] frobbed toml for tantivy-cli-0.7.0 written to work/ex/clippy-test-run/sources/stable/reg/tantivy-cli/0.7.0/Cargo.toml
[INFO] started frobbing tantivy-cli-0.7.0
[INFO] finished frobbing tantivy-cli-0.7.0
[INFO] frobbed toml for tantivy-cli-0.7.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tantivy-cli/0.7.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting tantivy-cli-0.7.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/tantivy-cli/0.7.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 47801422e1834ad5e5bf926ea571e470e8742d47e38f0eb92ea68674e4f61e13
[INFO] running `"docker" "start" "-a" "47801422e1834ad5e5bf926ea571e470e8742d47e38f0eb92ea68674e4f61e13"`
[INFO] [stderr]     Checking census v0.1.1
[INFO] [stderr]     Checking downcast v0.9.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking bitpacking v0.5.1
[INFO] [stderr]     Checking fst v0.3.3
[INFO] [stderr]     Checking combine v3.6.6
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking fail v0.2.1
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking atomicwrites v0.2.2
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling rental-impl v0.5.2
[INFO] [stderr]     Checking fst-regex v0.2.2
[INFO] [stderr]     Checking levenshtein_automata v0.1.1
[INFO] [stderr]     Checking rust-stemmers v1.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking bincode v0.4.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking rental v0.5.2
[INFO] [stderr]     Checking owned-read v0.4.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking persistent v0.2.1
[INFO] [stderr]     Checking mount v0.2.1
[INFO] [stderr]     Checking staticfile v0.3.1
[INFO] [stderr]     Checking bodyparser v0.4.1
[INFO] [stderr]     Checking urlencoded v0.4.1
[INFO] [stderr]     Checking tantivy v0.7.2
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tantivy-0.7.2/src/lib.rs:3:39
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![cfg_attr(feature = "cargo-clippy", feature(tool_lints))]
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `tantivy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "47801422e1834ad5e5bf926ea571e470e8742d47e38f0eb92ea68674e4f61e13"`
[INFO] running `"docker" "rm" "-f" "47801422e1834ad5e5bf926ea571e470e8742d47e38f0eb92ea68674e4f61e13"`
[INFO] [stdout] 47801422e1834ad5e5bf926ea571e470e8742d47e38f0eb92ea68674e4f61e13